Nantucket Harbor teems with marine life at night that is not visible in the day.  Join our Aquarium staff to learn about the fish, squid, crabs, and more that come out to feed at night in the shallow water. Meet at the MMA Aquarium, 28 Washington Street. At least one adult must sign up, Read More

Open Nights are offered on Mondays and Wednesdays from 9pm-10:30pm, June 14-August 30. Due to COVID-19 safety protocols, Open Nights in 2021 will have limited capacity and different viewing abilities. Masks are required. Join our professional astronomers for an impressive tour of Nantucket’s night sky. Our staff will assist you and answer questions while, Read More

Stars (including our Sun) are active, periodically releasing bursts of high energy radiation called flares. These flares can destroy molecules in the atmospheres of nearby exoplanets and potentially even erode those atmospheres entirely. In order to understand whether any of our nearest neighbors are in fact habitable, we need to determine how frequent and, Read More